From 1754183184cd70b638ebdfb3433ff2a81d0e6568 Mon Sep 17 00:00:00 2001
From: fred <fred>
Date: Wed, 27 Mar 2002 00:01:55 +0000
Subject: [PATCH] lilypond-1.3.102

---
 input/test/system-start-bracket.ly |  5 +++++
 lily/tfm.cc                        | 10 ++++++++--
 2 files changed, 13 insertions(+), 2 deletions(-)
 create mode 100644 input/test/system-start-bracket.ly

diff --git a/input/test/system-start-bracket.ly b/input/test/system-start-bracket.ly
new file mode 100644
index 0000000000..de612ed6f8
--- /dev/null
+++ b/input/test/system-start-bracket.ly
@@ -0,0 +1,5 @@
+
+\score {
+	\notes	\context StaffGroup < \context Staff = SA { s1 }
+		\context Staff = SB { s1 }>
+}
diff --git a/lily/tfm.cc b/lily/tfm.cc
index 2ce125cdbe..751dc75513 100644
--- a/lily/tfm.cc
+++ b/lily/tfm.cc
@@ -1,5 +1,5 @@
 /*   
-  tfm.cc --  implement Tex_font_metric
+  tfm.cc -- implement Tex_font_metric
   
   source file of the GNU LilyPond music typesetter
   
@@ -18,6 +18,13 @@
 Box
 Tex_font_char_metric::dimensions () const
 {
+  if (!exists_b_)
+    {
+      Box b;
+      b.set_empty ();
+      return b;
+    }
+  
   Real d = -depth_;
   return Box (Interval (0, width_),Interval ( d <? height_, d >? height_));
 }
@@ -66,7 +73,6 @@ Tex_font_metric::find_ascii (int ascii, bool warn) const
   if (ascii < ascii_to_metric_idx_.size() && ascii_to_metric_idx_[ascii] >= 0)
     return & char_metrics_[ascii_to_metric_idx_ [ascii]];
   else if (warn)
-
     {
       warning (_f ("can't find ascii character %d", ascii));
     }
-- 
2.39.5